CBuff Posted Sunday at 08:38 PM Posted Sunday at 08:38 PM Old westbury car show and a rip up to the north shore Long Island. 2 3
Croc Posted Sunday at 11:01 PM Posted Sunday at 11:01 PM On 6/6/2026 at 1:43 PM, JohnCh said: You need to start a thread on how the 420R, 620S, and CSR 260 compare on track. #peerpressure Its not exactly a 620 despite the label. Actually a 700S..... #faaaaaarkitsquick #gripchallenged 2 1
pethier Posted Monday at 05:26 AM Posted Monday at 05:26 AM The Duratec pump is on the crannkshaft llike a Zetec? I did not know that. I don't remember an engine with a belt-driven oil pump, just water pumps. The oil pump on my Caterham 1700 was driven by a shaft, presumably driven off the camshaft. I'm told tht the Lotus-Ford Twin Cam still has the camshaft in the block, only there to run the oil pump (and distributor?)
pethier Posted Monday at 05:53 AM Posted Monday at 05:53 AM (edited) Taken Sunday at the autocross. When I drove in on Saturday, some wags in the club asked me if the car was for sale. Really original humor. I said yes, but I didn't tell them why. I only said that I had not driven to California for the scenery. This was a good Seven to bring to a novice school: It has ordinary 3-point belts so students did not have to mess about with more-exotic restraints. I generally don't beat all the students at these things, but this time I did. I was trying harder because of the cycled-out tires. Practice event Saturday, so I plan to spring the orange beast on them. The tires are not legal for XU, but fortunately, the practice day is a classless event. I wound up second of three in XU on Sunday. I want to sell this car so it needs to look more-impressive next Sunday. When I got home ordered 4 fresh Yoko 052 tires from Tire Rack. They are in-stock at their Roseville warehouse. I pick them up Tuesday. Edited Monday at 05:57 AM by pethier multiple errors ... 4 2
wdb Posted Monday at 12:24 PM Posted Monday at 12:24 PM 6 hours ago, pethier said: The oil pump on my Caterham 1700 was driven by a shaft, presumably driven off the camshaft. I'm told tht the Lotus-Ford Twin Cam still has the camshaft in the block, only there to run the oil pump (and distributor?) And the mechanical fuel pump, should it be so equipped.
JohnCh Posted Monday at 01:59 PM Posted Monday at 01:59 PM 8 hours ago, pethier said: The Duratec pump is on the crannkshaft llike a Zetec? I did not know that. It's not. The pump is chain driven off the crank
pethier Posted Monday at 02:35 PM Posted Monday at 02:35 PM (edited) 1 hour ago, JohnCh said: It's not. The pump is chain driven off the crank Ah. So the oil pump is immune to the clutch-limit disaster. It would be the thrust washer itself that would take the hit. I wonder how unusual the Zetec is for its oil-pump placement. Edited Monday at 03:18 PM by pethier 1
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